Beer keg cap



FIG. 1 is a perspective view of a beer keg cap showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is an elevation as viewed in the direction of arrow 4 in FIG. 1;

FIG. 5 is an elevational as viewed in the direction of arrow 5 in FIG. 1;

FIG. 6 is an elevation as viewed in the direction of arrow 6 in FIG. 1;

FIG. 7 is an elevation as viewed in the direction of arrow in FIG. 1. 

The ornamental design for a beer keg cap as shown and described. 